Mark was a student at this university from 1999 to 2003, ____ , he studied very hard and was made Chairman of the Students' Union.
| A．during which time | B．for which time |
| C．during whose time | D．by that time |
—I can’t move the bookcase． Could you give me a hand?
—_____．
| A．With pleasure | B．It’s my pleasure |
| C．Not at all | D．Never mind |
—Why are you so depressed?
—I _____ my MP4 player on the bus．
| A．had lost | B．am lost | C．have lost | D．was lost |
Tired and disappointed, the rescue team finally reached _____ used to be a village．
| A．where | B．that | C．when | D．what |
Noise is unpleasant, _____ when you are trying to sleep．
| A．especially | B．specially |
| C．extremely | D．naturally |
So hard-working _____ that he sets a good example to all the other classmates．
| A．he is | B．is he | C．does he | D．he does |